# abuseofcats.com — a public service announcement about cat(1)
[cat(1)](https://man7.org/linux/man-pages/man1/cat.1.html)
grep can open files by itself. Piping a single file through
cat spawns an entire process whose only job is to copy bytes to a
program that already knew how to read them
abuseofcats.com — a public service announcement about cat(1)
cat(1)
grep can open files by itself. Piping a single file through
cat spawns an entire process whose only job is to copy bytes to a
program that already knew how to read them.
cat(1) is for concatenating files. Let cat be cat.
cat(1)